UNIVERSITY SEC. 8

Oil · District 08 · Lease #1221

Operator: Q NATURAL RESOURCES, LLC

Fields: DUNE

Cum Oil

67k BBL

Cum Gas

149k MCF

casinghead

Wells

9

Production

1993-01 — 2026-04

Peak Month

2005-07

Production History

Cum Oil: 66,570 BBL Cum Gas: 149,180 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

320 BBL/mo

Di (annual)

10.5%

b-factor

0.0

EUR

36,317 BBL

R-squared

0.310

type

exponential

Operator History (from monthly production reports)

2022-05 — 2026-07 Q NATURAL RESOURCES, LLC 51 mo
2019-09 — 2022-04 ARCH OIL & GAS, LLC 32 mo
2007-10 — 2019-08 CAMBRIAN MANAGEMENT, LTD. 143 mo
2001-08 — 2007-09 CAMBRIAN MANAGEMENT LTD 74 mo
1994-11 — 2001-07 COASTAL MANAGEMENT CORPORATION 81 mo
1993-01 — 1994-10 PHILLIPS PETROLEUM COMPANY 22 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12Q NATURAL RESOURCES, LLC13,6001984-01-05
11Q NATURAL RESOURCES, LLC13,6001983-11-02
8Q NATURAL RESOURCES, LLC13,6501982-11-17
9Q NATURAL RESOURCES, LLC13,6751982-11-17
7Q NATURAL RESOURCES, LLC13,6501982-08-26
242-103-05451Q NATURAL RESOURCES, LLC------
342-103-05453Q NATURAL RESOURCES, LLC------
542-103-05454Q NATURAL RESOURCES, LLC------
642-103-05417Q NATURAL RESOURCES, LLC------